207966381

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{14087}}^1$

素因数の和:14153

約数の個数: 32

約数和(自身を含む): 342620160

約数和(自身を除く): 134653779

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 703, 777, 2109, 4921, 14087, 14763, 42261, 98609, 267653, 295827, 521219, 802959, 1563657, 1873571, 3648533, 5620713, 9903161, 10945599, 29709483, 69322127, 207966381]

約数ペア:

[(1, 207966381), (3, 69322127), (7, 29709483), (19, 10945599), (21, 9903161), (37, 5620713), (57, 3648533), (111, 1873571), (133, 1563657), (259, 802959), (399, 521219), (703, 295827), (777, 267653), (2109, 98609), (4921, 42261), (14087, 14763)]